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Commercial and residential energy saving solutions

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Your Key to Wireless Energy Management Systems

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The WBT Series of wireless BACnet devices are readily available for any BACnet MS/TP building automation, control or monitoring application.  The devices are a reliable low-cost alternative option for long runs of communication cable or remote locations that were previously unreachable.  The WBT900 series wireless devices have a true plug-and-play set-up requiring no special programming or network management tools.  For the WBT900 (MSTP) using a HyperTerminal program and notepad configuration files, set is simple.


The WBT900 has the capability of establishing close range wireless BACnet MSTP or IP Communication or distances up to several miles with a higher gain antenna.



Frequency:  902-928 MHz (Direct Sequence Spread Spectrum - DSSS)

Transmission Rate:  1.536 Mb/s

Data Throughput:  935 Kb/s

Output Power:  +21 dBm (4 Watts EIRP when used with 15 dBi antenna)

Receive Sensitivity:  -97 dBm at 10e-4 BER (-112 dBm with 15 dBi antenna)

Radio Link Budget:  148 dB with 15 dBi antenna

Range:  40 Miles LOS with 15 dBi antenna

Radio Channels:   12 non-overlapping

Connector Types:  RF RPSMA, 2 Pin Power Plug, Ethernet RJ45 10/100BaseT

Power Consumption:  Transmit: 1.4 W, Receive: 0.8 W (100ma @ 12VDC)

Voltage:  12-26 VAC/DC (isolated power supply required)

Temperature Range:  -20 degrees C to 70 degrees C (-4 F to 158 F)

Dimensions:  4.3" x 3.35" x 1.75" (109mm x 85mm x 44.5 mm)

Weight Approximately:  .6 lbs.

Certifications:  FCC: R4N-AW900M IC: 5303A-AW900M

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